Subtraction with Regrouping: 166 − 83

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 166 − 83?

Answer

166 − 83 =
83

With regrouping: 1 borrow — from the hundreds

166 − 83 in a column. Above the columns: the values after borrowing — a crossed-out digit is replaced by the number above it; +10 marks a column that received a borrowed ten.
0+10
1(was 1, now 0)6 (was 6, now 16)6
−83
83

Column by column: 166 − 83

  • Ones: 6 − 3 = 3 — write 3.
  • Tens: 6 is less than 8 — borrow 1 hundred: hundreds 1 → 0; 16 − 8 = 8 — write 8.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

166 − 83 = 83

Similar examples to practise

See Also

FAQ

What is 166 − 83?

166 − 83 = 83

How do you check that 166 − 83 = 83?

Add the difference and the subtrahend: 83 + 83 = 166. Getting the minuend back means the difference is right.

How many times do you borrow in 166 − 83?

1 borrow: each time the top digit was smaller than the one below it, 1 was borrowed from the column on the left.